On April 1, 2009 at 21:00, Jeff Breidenbach wrote:
I *think* mhonarc is doing a listdir operation as
a safety check to avoid clobbering existing message files. (I tried to
find out via strace, but managed instead to confuse myself). Is this
actually true, and if so, can the directory listing
Great, that is a possible performance enhancement for the future, as
very large directories can be slow to read, even when totally cached
by Linux. For the immediate term, I'll talk with the aufs folks to see
if directory reads can get faster.
$ time ls -U /dev/null # cached
real0m1.471s